201919802

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 384860160

約数和(自身を除く): 182940358

約数列:

[1, 2, 7, 14, 19, 31, 38, 47, 62, 94, 133, 217, 266, 329, 434, 521, 589, 658, 893, 1042, 1178, 1457, 1786, 2914, 3647, 4123, 6251, 7294, 8246, 9899, 10199, 12502, 16151, 19798, 20398, 24487, 27683, 32302, 48974, 55366, 69293, 113057, 138586, 171409, 193781, 226114, 306869, 342818, 387562, 465253, 613738, 759097, 930506, 1518194, 2148083, 3256771, 4296166, 5313679, 6513542, 10627358, 14422843, 28845686, 100959901, 201919802]

約数ペア:

[(1, 201919802), (2, 100959901), (7, 28845686), (14, 14422843), (19, 10627358), (31, 6513542), (38, 5313679), (47, 4296166), (62, 3256771), (94, 2148083), (133, 1518194), (217, 930506), (266, 759097), (329, 613738), (434, 465253), (521, 387562), (589, 342818), (658, 306869), (893, 226114), (1042, 193781), (1178, 171409), (1457, 138586), (1786, 113057), (2914, 69293), (3647, 55366), (4123, 48974), (6251, 32302), (7294, 27683), (8246, 24487), (9899, 20398), (10199, 19798), (12502, 16151)]