20834996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 108

約数和(自身を含む): 49943628

約数和(自身を除く): 29108632

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 49, 52, 68, 74, 91, 98, 119, 148, 169, 182, 196, 221, 238, 259, 338, 364, 442, 476, 481, 518, 629, 637, 676, 833, 884, 962, 1036, 1183, 1258, 1274, 1547, 1666, 1813, 1924, 2366, 2516, 2548, 2873, 3094, 3332, 3367, 3626, 4403, 4732, 5746, 6188, 6253, 6734, 7252, 8177, 8281, 8806, 10829, 11492, 12506, 13468, 16354, 16562, 17612, 20111, 21658, 23569, 25012, 30821, 32708, 33124, 40222, 43316, 43771, 47138, 57239, 61642, 80444, 87542, 94276, 106301, 114478, 123284, 140777, 175084, 212602, 228956, 281554, 306397, 400673, 425204, 563108, 612794, 744107, 801346, 1225588, 1488214, 1602692, 2976428, 5208749, 10417498, 20834996]

約数ペア:

[(1, 20834996), (2, 10417498), (4, 5208749), (7, 2976428), (13, 1602692), (14, 1488214), (17, 1225588), (26, 801346), (28, 744107), (34, 612794), (37, 563108), (49, 425204), (52, 400673), (68, 306397), (74, 281554), (91, 228956), (98, 212602), (119, 175084), (148, 140777), (169, 123284), (182, 114478), (196, 106301), (221, 94276), (238, 87542), (259, 80444), (338, 61642), (364, 57239), (442, 47138), (476, 43771), (481, 43316), (518, 40222), (629, 33124), (637, 32708), (676, 30821), (833, 25012), (884, 23569), (962, 21658), (1036, 20111), (1183, 17612), (1258, 16562), (1274, 16354), (1547, 13468), (1666, 12506), (1813, 11492), (1924, 10829), (2366, 8806), (2516, 8281), (2548, 8177), (2873, 7252), (3094, 6734), (3332, 6253), (3367, 6188), (3626, 5746), (4403, 4732)]