20189204490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389227}}^1$

素因数の和:389276

約数の個数: 128

約数和(自身を含む): 62774691840

約数和(自身を除く): 42585487350

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 5187, 7410, 8645, 10374, 17290, 25935, 51870, 389227, 778454, 1167681, 1946135, 2335362, 2724589, 3892270, 5059951, 5449178, 5838405, 7395313, 8173767, 10119902, 11676810, 13622945, 14790626, 15179853, 16347534, 22185939, 25299755, 27245890, 30359706, 35419657, 36976565, 40868835, 44371878, 50599510, 51767191, 70839314, 73953130, 75899265, 81737670, 96139069, 103534382, 106258971, 110929695, 151798530, 155301573, 177098285, 192278138, 212517942, 221859390, 258835955, 288417207, 310603146, 354196570, 480695345, 517671910, 531294855, 576834414, 672973483, 776507865, 961390690, 1062589710, 1345946966, 1442086035, 1553015730, 2018920449, 2884172070, 3364867415, 4037840898, 6729734830, 10094602245, 20189204490]

約数ペア:

[(1, 20189204490), (2, 10094602245), (3, 6729734830), (5, 4037840898), (6, 3364867415), (7, 2884172070), (10, 2018920449), (13, 1553015730), (14, 1442086035), (15, 1345946966), (19, 1062589710), (21, 961390690), (26, 776507865), (30, 672973483), (35, 576834414), (38, 531294855), (39, 517671910), (42, 480695345), (57, 354196570), (65, 310603146), (70, 288417207), (78, 258835955), (91, 221859390), (95, 212517942), (105, 192278138), (114, 177098285), (130, 155301573), (133, 151798530), (182, 110929695), (190, 106258971), (195, 103534382), (210, 96139069), (247, 81737670), (266, 75899265), (273, 73953130), (285, 70839314), (390, 51767191), (399, 50599510), (455, 44371878), (494, 40868835), (546, 36976565), (570, 35419657), (665, 30359706), (741, 27245890), (798, 25299755), (910, 22185939), (1235, 16347534), (1330, 15179853), (1365, 14790626), (1482, 13622945), (1729, 11676810), (1995, 10119902), (2470, 8173767), (2730, 7395313), (3458, 5838405), (3705, 5449178), (3990, 5059951), (5187, 3892270), (7410, 2724589), (8645, 2335362), (10374, 1946135), (17290, 1167681), (25935, 778454), (51870, 389227)]