19669572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 108

約数和(自身を含む): 55754244

約数和(自身を除く): 36084672

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 61, 78, 106, 117, 122, 156, 159, 169, 183, 212, 234, 244, 318, 338, 366, 468, 477, 507, 549, 636, 676, 689, 732, 793, 954, 1014, 1098, 1378, 1521, 1586, 1908, 2028, 2067, 2196, 2379, 2756, 3042, 3172, 3233, 4134, 4758, 6084, 6201, 6466, 7137, 8268, 8957, 9516, 9699, 10309, 12402, 12932, 14274, 17914, 19398, 20618, 24804, 26871, 28548, 29097, 30927, 35828, 38796, 41236, 42029, 53742, 58194, 61854, 80613, 84058, 92781, 107484, 116388, 123708, 126087, 161226, 168116, 185562, 252174, 322452, 371124, 378261, 504348, 546377, 756522, 1092754, 1513044, 1639131, 2185508, 3278262, 4917393, 6556524, 9834786, 19669572]

約数ペア:

[(1, 19669572), (2, 9834786), (3, 6556524), (4, 4917393), (6, 3278262), (9, 2185508), (12, 1639131), (13, 1513044), (18, 1092754), (26, 756522), (36, 546377), (39, 504348), (52, 378261), (53, 371124), (61, 322452), (78, 252174), (106, 185562), (117, 168116), (122, 161226), (156, 126087), (159, 123708), (169, 116388), (183, 107484), (212, 92781), (234, 84058), (244, 80613), (318, 61854), (338, 58194), (366, 53742), (468, 42029), (477, 41236), (507, 38796), (549, 35828), (636, 30927), (676, 29097), (689, 28548), (732, 26871), (793, 24804), (954, 20618), (1014, 19398), (1098, 17914), (1378, 14274), (1521, 12932), (1586, 12402), (1908, 10309), (2028, 9699), (2067, 9516), (2196, 8957), (2379, 8268), (2756, 7137), (3042, 6466), (3172, 6201), (3233, 6084), (4134, 4758)]