18639132

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 44782080

約数和(自身を除く): 26142948

約数列:

[1, 2, 3, 4, 6, 12, 67, 97, 134, 194, 201, 239, 268, 291, 388, 402, 478, 582, 717, 804, 956, 1164, 1434, 2868, 6499, 12998, 16013, 19497, 23183, 25996, 32026, 38994, 46366, 48039, 64052, 69549, 77988, 92732, 96078, 139098, 192156, 278196, 1553261, 3106522, 4659783, 6213044, 9319566, 18639132]

約数ペア:

[(1, 18639132), (2, 9319566), (3, 6213044), (4, 4659783), (6, 3106522), (12, 1553261), (67, 278196), (97, 192156), (134, 139098), (194, 96078), (201, 92732), (239, 77988), (268, 69549), (291, 64052), (388, 48039), (402, 46366), (478, 38994), (582, 32026), (717, 25996), (804, 23183), (956, 19497), (1164, 16013), (1434, 12998), (2868, 6499)]