17941794

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 41174784

約数和(自身を除く): 23232990

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 73, 78, 137, 138, 146, 219, 274, 299, 411, 438, 598, 822, 897, 949, 1679, 1781, 1794, 1898, 2847, 3151, 3358, 3562, 5037, 5343, 5694, 6302, 9453, 10001, 10074, 10686, 18906, 20002, 21827, 30003, 40963, 43654, 60006, 65481, 81926, 122889, 130013, 130962, 230023, 245778, 260026, 390039, 460046, 690069, 780078, 1380138, 2990299, 5980598, 8970897, 17941794]

約数ペア:

[(1, 17941794), (2, 8970897), (3, 5980598), (6, 2990299), (13, 1380138), (23, 780078), (26, 690069), (39, 460046), (46, 390039), (69, 260026), (73, 245778), (78, 230023), (137, 130962), (138, 130013), (146, 122889), (219, 81926), (274, 65481), (299, 60006), (411, 43654), (438, 40963), (598, 30003), (822, 21827), (897, 20002), (949, 18906), (1679, 10686), (1781, 10074), (1794, 10001), (1898, 9453), (2847, 6302), (3151, 5694), (3358, 5343), (3562, 5037)]