1638962892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{18743}}^1$

素因数の和:19107

約数の個数: 72

約数和(自身を含む): 4748679936

約数和(自身を除く): 3109717044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 2082, 2429, 3123, 4164, 4858, 6246, 7287, 9716, 12492, 14574, 18743, 21861, 29148, 37486, 43722, 56229, 74972, 87444, 112458, 131201, 168687, 224916, 262402, 337374, 393603, 524804, 674748, 787206, 1180809, 1574412, 2361618, 4723236, 6503821, 13007642, 19511463, 26015284, 39022926, 45526747, 58534389, 78045852, 91053494, 117068778, 136580241, 182106988, 234137556, 273160482, 409740723, 546320964, 819481446, 1638962892]

約数ペア:

[(1, 1638962892), (2, 819481446), (3, 546320964), (4, 409740723), (6, 273160482), (7, 234137556), (9, 182106988), (12, 136580241), (14, 117068778), (18, 91053494), (21, 78045852), (28, 58534389), (36, 45526747), (42, 39022926), (63, 26015284), (84, 19511463), (126, 13007642), (252, 6503821), (347, 4723236), (694, 2361618), (1041, 1574412), (1388, 1180809), (2082, 787206), (2429, 674748), (3123, 524804), (4164, 393603), (4858, 337374), (6246, 262402), (7287, 224916), (9716, 168687), (12492, 131201), (14574, 112458), (18743, 87444), (21861, 74972), (29148, 56229), (37486, 43722)]