20161540422

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{3541}}^1$

素因数の和:4398

約数の個数: 96

約数和(自身を含む): 48337248960

約数和(自身を除く): 28175708538

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 809, 1173, 1618, 2346, 2427, 3519, 3541, 4854, 7038, 7082, 7281, 10623, 13753, 14562, 18607, 21246, 27506, 31869, 37214, 41259, 55821, 60197, 63738, 81443, 82518, 111642, 120394, 123777, 162886, 167463, 180591, 244329, 247554, 316319, 334926, 361182, 488658, 541773, 632638, 732987, 948957, 1083546, 1384531, 1465974, 1897914, 2769062, 2846871, 2864669, 4153593, 5693742, 5729338, 8307186, 8594007, 12460779, 17188014, 24921558, 25782021, 48699373, 51564042, 65887387, 97398746, 131774774, 146098119, 197662161, 292196238, 395324322, 438294357, 592986483, 876588714, 1120085579, 1185972966, 2240171158, 3360256737, 6720513474, 10080770211, 20161540422]

約数ペア:

[(1, 20161540422), (2, 10080770211), (3, 6720513474), (6, 3360256737), (9, 2240171158), (17, 1185972966), (18, 1120085579), (23, 876588714), (34, 592986483), (46, 438294357), (51, 395324322), (69, 292196238), (102, 197662161), (138, 146098119), (153, 131774774), (207, 97398746), (306, 65887387), (391, 51564042), (414, 48699373), (782, 25782021), (809, 24921558), (1173, 17188014), (1618, 12460779), (2346, 8594007), (2427, 8307186), (3519, 5729338), (3541, 5693742), (4854, 4153593), (7038, 2864669), (7082, 2846871), (7281, 2769062), (10623, 1897914), (13753, 1465974), (14562, 1384531), (18607, 1083546), (21246, 948957), (27506, 732987), (31869, 632638), (37214, 541773), (41259, 488658), (55821, 361182), (60197, 334926), (63738, 316319), (81443, 247554), (82518, 244329), (111642, 180591), (120394, 167463), (123777, 162886)]