19291356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2069}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 57264480

約数和(自身を除く): 37973124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2069, 2331, 3108, 4138, 4662, 6207, 8276, 9324, 12414, 14483, 18621, 24828, 28966, 37242, 43449, 57932, 74484, 76553, 86898, 130347, 153106, 173796, 229659, 260694, 306212, 459318, 521388, 535871, 688977, 918636, 1071742, 1377954, 1607613, 2143484, 2755908, 3215226, 4822839, 6430452, 9645678, 19291356]

約数ペア:

[(1, 19291356), (2, 9645678), (3, 6430452), (4, 4822839), (6, 3215226), (7, 2755908), (9, 2143484), (12, 1607613), (14, 1377954), (18, 1071742), (21, 918636), (28, 688977), (36, 535871), (37, 521388), (42, 459318), (63, 306212), (74, 260694), (84, 229659), (111, 173796), (126, 153106), (148, 130347), (222, 86898), (252, 76553), (259, 74484), (333, 57932), (444, 43449), (518, 37242), (666, 28966), (777, 24828), (1036, 18621), (1332, 14483), (1554, 12414), (2069, 9324), (2331, 8276), (3108, 6207), (4138, 4662)]