18637290

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:218

約数の個数: 160

約数和(自身を含む): 60635520

約数和(自身を除く): 41998230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 81, 90, 95, 105, 114, 126, 133, 135, 162, 171, 173, 189, 190, 210, 266, 270, 285, 315, 342, 346, 378, 399, 405, 513, 519, 567, 570, 630, 665, 798, 810, 855, 865, 945, 1026, 1038, 1134, 1197, 1211, 1330, 1539, 1557, 1710, 1730, 1890, 1995, 2394, 2422, 2565, 2595, 2835, 3078, 3114, 3287, 3591, 3633, 3990, 4671, 5130, 5190, 5670, 5985, 6055, 6574, 7182, 7266, 7695, 7785, 9342, 9861, 10773, 10899, 11970, 12110, 14013, 15390, 15570, 16435, 17955, 18165, 19722, 21546, 21798, 23009, 23355, 28026, 29583, 32697, 32870, 35910, 36330, 46018, 46710, 49305, 53865, 54495, 59166, 65394, 69027, 70065, 88749, 98091, 98610, 107730, 108990, 115045, 138054, 140130, 147915, 163485, 177498, 196182, 207081, 230090, 266247, 295830, 326970, 345135, 414162, 443745, 490455, 532494, 621243, 690270, 887490, 980910, 1035405, 1242486, 1331235, 1863729, 2070810, 2662470, 3106215, 3727458, 6212430, 9318645, 18637290]

約数ペア:

[(1, 18637290), (2, 9318645), (3, 6212430), (5, 3727458), (6, 3106215), (7, 2662470), (9, 2070810), (10, 1863729), (14, 1331235), (15, 1242486), (18, 1035405), (19, 980910), (21, 887490), (27, 690270), (30, 621243), (35, 532494), (38, 490455), (42, 443745), (45, 414162), (54, 345135), (57, 326970), (63, 295830), (70, 266247), (81, 230090), (90, 207081), (95, 196182), (105, 177498), (114, 163485), (126, 147915), (133, 140130), (135, 138054), (162, 115045), (171, 108990), (173, 107730), (189, 98610), (190, 98091), (210, 88749), (266, 70065), (270, 69027), (285, 65394), (315, 59166), (342, 54495), (346, 53865), (378, 49305), (399, 46710), (405, 46018), (513, 36330), (519, 35910), (567, 32870), (570, 32697), (630, 29583), (665, 28026), (798, 23355), (810, 23009), (855, 21798), (865, 21546), (945, 19722), (1026, 18165), (1038, 17955), (1134, 16435), (1197, 15570), (1211, 15390), (1330, 14013), (1539, 12110), (1557, 11970), (1710, 10899), (1730, 10773), (1890, 9861), (1995, 9342), (2394, 7785), (2422, 7695), (2565, 7266), (2595, 7182), (2835, 6574), (3078, 6055), (3114, 5985), (3287, 5670), (3591, 5190), (3633, 5130), (3990, 4671)]