19916340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6263}}^1$

素因数の和:6328

約数の個数: 48

約数和(自身を含む): 56827008

約数和(自身を除く): 36910668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6263, 12526, 18789, 25052, 31315, 37578, 62630, 75156, 93945, 125260, 187890, 331939, 375780, 663878, 995817, 1327756, 1659695, 1991634, 3319390, 3983268, 4979085, 6638780, 9958170, 19916340]

約数ペア:

[(1, 19916340), (2, 9958170), (3, 6638780), (4, 4979085), (5, 3983268), (6, 3319390), (10, 1991634), (12, 1659695), (15, 1327756), (20, 995817), (30, 663878), (53, 375780), (60, 331939), (106, 187890), (159, 125260), (212, 93945), (265, 75156), (318, 62630), (530, 37578), (636, 31315), (795, 25052), (1060, 18789), (1590, 12526), (3180, 6263)]