18245934

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:310

約数の個数: 72

約数和(自身を含む): 46629648

約数和(自身を除く): 28383714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 137, 147, 151, 274, 294, 302, 411, 441, 453, 822, 882, 906, 959, 1057, 1233, 1359, 1918, 2114, 2466, 2718, 2877, 3171, 5754, 6342, 6713, 7399, 8631, 9513, 13426, 14798, 17262, 19026, 20139, 20687, 22197, 40278, 41374, 44394, 60417, 62061, 66591, 120834, 124122, 133182, 144809, 186183, 289618, 372366, 434427, 868854, 1013663, 1303281, 2027326, 2606562, 3040989, 6081978, 9122967, 18245934]

約数ペア:

[(1, 18245934), (2, 9122967), (3, 6081978), (6, 3040989), (7, 2606562), (9, 2027326), (14, 1303281), (18, 1013663), (21, 868854), (42, 434427), (49, 372366), (63, 289618), (98, 186183), (126, 144809), (137, 133182), (147, 124122), (151, 120834), (274, 66591), (294, 62061), (302, 60417), (411, 44394), (441, 41374), (453, 40278), (822, 22197), (882, 20687), (906, 20139), (959, 19026), (1057, 17262), (1233, 14798), (1359, 13426), (1918, 9513), (2114, 8631), (2466, 7399), (2718, 6713), (2877, 6342), (3171, 5754)]