20071492

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 42940800

約数和(自身を除く): 22869308

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 149, 238, 283, 298, 476, 566, 596, 1043, 1132, 1981, 2086, 2533, 3962, 4172, 4811, 5066, 7924, 9622, 10132, 17731, 19244, 33677, 35462, 42167, 67354, 70924, 84334, 134708, 168668, 295169, 590338, 716839, 1180676, 1433678, 2867356, 5017873, 10035746, 20071492]

約数ペア:

[(1, 20071492), (2, 10035746), (4, 5017873), (7, 2867356), (14, 1433678), (17, 1180676), (28, 716839), (34, 590338), (68, 295169), (119, 168668), (149, 134708), (238, 84334), (283, 70924), (298, 67354), (476, 42167), (566, 35462), (596, 33677), (1043, 19244), (1132, 17731), (1981, 10132), (2086, 9622), (2533, 7924), (3962, 5066), (4172, 4811)]