20142940188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{2657}}^1\times {\mathrm{12893}}^1$

素因数の和:15571

約数の個数: 72

約数和(自身を含む): 54698514192

約数和(自身を除く): 34555574004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 2657, 5314, 7971, 10628, 12893, 15942, 18599, 25786, 31884, 37198, 38679, 51572, 55797, 74396, 77358, 90251, 111594, 130193, 154716, 180502, 223188, 260386, 270753, 361004, 390579, 520772, 541506, 631757, 781158, 1083012, 1263514, 1562316, 1895271, 2527028, 3790542, 7581084, 34256701, 68513402, 102770103, 137026804, 205540206, 239796907, 411080412, 479593814, 719390721, 959187628, 1438781442, 1678578349, 2877562884, 3357156698, 5035735047, 6714313396, 10071470094, 20142940188]

約数ペア:

[(1, 20142940188), (2, 10071470094), (3, 6714313396), (4, 5035735047), (6, 3357156698), (7, 2877562884), (12, 1678578349), (14, 1438781442), (21, 959187628), (28, 719390721), (42, 479593814), (49, 411080412), (84, 239796907), (98, 205540206), (147, 137026804), (196, 102770103), (294, 68513402), (588, 34256701), (2657, 7581084), (5314, 3790542), (7971, 2527028), (10628, 1895271), (12893, 1562316), (15942, 1263514), (18599, 1083012), (25786, 781158), (31884, 631757), (37198, 541506), (38679, 520772), (51572, 390579), (55797, 361004), (74396, 270753), (77358, 260386), (90251, 223188), (111594, 180502), (130193, 154716)]