20968049452

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{36217}}^1$

素因数の和:36311

約数の個数: 96

約数和(自身を含む): 46729912320

約数和(自身を除く): 25761862868

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 31, 46, 58, 62, 92, 116, 124, 161, 203, 217, 322, 406, 434, 644, 667, 713, 812, 868, 899, 1334, 1426, 1798, 2668, 2852, 3596, 4669, 4991, 6293, 9338, 9982, 12586, 18676, 19964, 20677, 25172, 36217, 41354, 72434, 82708, 144739, 144868, 253519, 289478, 507038, 578956, 832991, 1014076, 1050293, 1122727, 1665982, 2100586, 2245454, 3331964, 4201172, 4490908, 5830937, 7352051, 7859089, 11661874, 14704102, 15718178, 23323748, 24156739, 25822721, 29408204, 31436356, 32559083, 48313478, 51645442, 65118166, 96626956, 103290884, 130236332, 169097173, 180759047, 227913581, 338194346, 361518094, 455827162, 676388692, 723036188, 748858909, 911654324, 1497717818, 2995435636, 5242012363, 10484024726, 20968049452]

約数ペア:

[(1, 20968049452), (2, 10484024726), (4, 5242012363), (7, 2995435636), (14, 1497717818), (23, 911654324), (28, 748858909), (29, 723036188), (31, 676388692), (46, 455827162), (58, 361518094), (62, 338194346), (92, 227913581), (116, 180759047), (124, 169097173), (161, 130236332), (203, 103290884), (217, 96626956), (322, 65118166), (406, 51645442), (434, 48313478), (644, 32559083), (667, 31436356), (713, 29408204), (812, 25822721), (868, 24156739), (899, 23323748), (1334, 15718178), (1426, 14704102), (1798, 11661874), (2668, 7859089), (2852, 7352051), (3596, 5830937), (4669, 4490908), (4991, 4201172), (6293, 3331964), (9338, 2245454), (9982, 2100586), (12586, 1665982), (18676, 1122727), (19964, 1050293), (20677, 1014076), (25172, 832991), (36217, 578956), (41354, 507038), (72434, 289478), (82708, 253519), (144739, 144868)]