20503462

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 39201408

約数和(自身を除く): 18697946

約数列:

[1, 2, 7, 14, 17, 31, 34, 49, 62, 98, 119, 217, 238, 397, 434, 527, 794, 833, 1054, 1519, 1666, 2779, 3038, 3689, 5558, 6749, 7378, 12307, 13498, 19453, 24614, 25823, 38906, 47243, 51646, 86149, 94486, 172298, 209219, 330701, 418438, 603043, 661402, 1206086, 1464533, 2929066, 10251731, 20503462]

約数ペア:

[(1, 20503462), (2, 10251731), (7, 2929066), (14, 1464533), (17, 1206086), (31, 661402), (34, 603043), (49, 418438), (62, 330701), (98, 209219), (119, 172298), (217, 94486), (238, 86149), (397, 51646), (434, 47243), (527, 38906), (794, 25823), (833, 24614), (1054, 19453), (1519, 13498), (1666, 12307), (2779, 7378), (3038, 6749), (3689, 5558)]