20193012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 58758336

約数和(自身を除く): 38565324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 227, 252, 353, 454, 681, 706, 908, 1059, 1362, 1412, 1589, 2043, 2118, 2471, 2724, 3177, 3178, 4086, 4236, 4767, 4942, 6354, 6356, 7413, 8172, 9534, 9884, 12708, 14301, 14826, 19068, 22239, 28602, 29652, 44478, 57204, 80131, 88956, 160262, 240393, 320524, 480786, 560917, 721179, 961572, 1121834, 1442358, 1682751, 2243668, 2884716, 3365502, 5048253, 6731004, 10096506, 20193012]

約数ペア:

[(1, 20193012), (2, 10096506), (3, 6731004), (4, 5048253), (6, 3365502), (7, 2884716), (9, 2243668), (12, 1682751), (14, 1442358), (18, 1121834), (21, 961572), (28, 721179), (36, 560917), (42, 480786), (63, 320524), (84, 240393), (126, 160262), (227, 88956), (252, 80131), (353, 57204), (454, 44478), (681, 29652), (706, 28602), (908, 22239), (1059, 19068), (1362, 14826), (1412, 14301), (1589, 12708), (2043, 9884), (2118, 9534), (2471, 8172), (2724, 7413), (3177, 6356), (3178, 6354), (4086, 4942), (4236, 4767)]