19005243684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{144941}}^1$

素因数の和:145185

約数の個数: 72

約数和(自身を含む): 51817344768

約数和(自身を除く): 32812101084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 446, 588, 669, 892, 1338, 1561, 2676, 3122, 4683, 6244, 9366, 10927, 18732, 21854, 32781, 43708, 65562, 131124, 144941, 289882, 434823, 579764, 869646, 1014587, 1739292, 2029174, 3043761, 4058348, 6087522, 7102109, 12175044, 14204218, 21306327, 28408436, 32321843, 42612654, 64643686, 85225308, 96965529, 129287372, 193931058, 226252901, 387862116, 452505802, 678758703, 905011604, 1357517406, 1583770307, 2715034812, 3167540614, 4751310921, 6335081228, 9502621842, 19005243684]

約数ペア:

[(1, 19005243684), (2, 9502621842), (3, 6335081228), (4, 4751310921), (6, 3167540614), (7, 2715034812), (12, 1583770307), (14, 1357517406), (21, 905011604), (28, 678758703), (42, 452505802), (49, 387862116), (84, 226252901), (98, 193931058), (147, 129287372), (196, 96965529), (223, 85225308), (294, 64643686), (446, 42612654), (588, 32321843), (669, 28408436), (892, 21306327), (1338, 14204218), (1561, 12175044), (2676, 7102109), (3122, 6087522), (4683, 4058348), (6244, 3043761), (9366, 2029174), (10927, 1739292), (18732, 1014587), (21854, 869646), (32781, 579764), (43708, 434823), (65562, 289882), (131124, 144941)]