18411570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 53625600

約数和(自身を除く): 35214030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 45, 54, 57, 74, 90, 95, 97, 111, 114, 135, 171, 185, 190, 194, 222, 270, 285, 291, 333, 342, 370, 485, 513, 555, 570, 582, 666, 703, 855, 873, 970, 999, 1026, 1110, 1406, 1455, 1665, 1710, 1746, 1843, 1998, 2109, 2565, 2619, 2910, 3330, 3515, 3589, 3686, 4218, 4365, 4995, 5130, 5238, 5529, 6327, 7030, 7178, 8730, 9215, 9990, 10545, 10767, 11058, 12654, 13095, 16587, 17945, 18430, 18981, 21090, 21534, 26190, 27645, 31635, 32301, 33174, 35890, 37962, 49761, 53835, 55290, 63270, 64602, 68191, 82935, 94905, 96903, 99522, 107670, 136382, 161505, 165870, 189810, 193806, 204573, 248805, 323010, 340955, 409146, 484515, 497610, 613719, 681910, 969030, 1022865, 1227438, 1841157, 2045730, 3068595, 3682314, 6137190, 9205785, 18411570]

約数ペア:

[(1, 18411570), (2, 9205785), (3, 6137190), (5, 3682314), (6, 3068595), (9, 2045730), (10, 1841157), (15, 1227438), (18, 1022865), (19, 969030), (27, 681910), (30, 613719), (37, 497610), (38, 484515), (45, 409146), (54, 340955), (57, 323010), (74, 248805), (90, 204573), (95, 193806), (97, 189810), (111, 165870), (114, 161505), (135, 136382), (171, 107670), (185, 99522), (190, 96903), (194, 94905), (222, 82935), (270, 68191), (285, 64602), (291, 63270), (333, 55290), (342, 53835), (370, 49761), (485, 37962), (513, 35890), (555, 33174), (570, 32301), (582, 31635), (666, 27645), (703, 26190), (855, 21534), (873, 21090), (970, 18981), (999, 18430), (1026, 17945), (1110, 16587), (1406, 13095), (1455, 12654), (1665, 11058), (1710, 10767), (1746, 10545), (1843, 9990), (1998, 9215), (2109, 8730), (2565, 7178), (2619, 7030), (2910, 6327), (3330, 5529), (3515, 5238), (3589, 5130), (3686, 4995), (4218, 4365)]