20833452

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 34006788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 61, 106, 122, 159, 179, 183, 212, 244, 318, 358, 366, 477, 537, 549, 636, 716, 732, 954, 1074, 1098, 1611, 1908, 2148, 2196, 3222, 3233, 6444, 6466, 9487, 9699, 10919, 12932, 18974, 19398, 21838, 28461, 29097, 32757, 37948, 38796, 43676, 56922, 58194, 65514, 85383, 98271, 113844, 116388, 131028, 170766, 196542, 341532, 393084, 578707, 1157414, 1736121, 2314828, 3472242, 5208363, 6944484, 10416726, 20833452]

約数ペア:

[(1, 20833452), (2, 10416726), (3, 6944484), (4, 5208363), (6, 3472242), (9, 2314828), (12, 1736121), (18, 1157414), (36, 578707), (53, 393084), (61, 341532), (106, 196542), (122, 170766), (159, 131028), (179, 116388), (183, 113844), (212, 98271), (244, 85383), (318, 65514), (358, 58194), (366, 56922), (477, 43676), (537, 38796), (549, 37948), (636, 32757), (716, 29097), (732, 28461), (954, 21838), (1074, 19398), (1098, 18974), (1611, 12932), (1908, 10919), (2148, 9699), (2196, 9487), (3222, 6466), (3233, 6444)]