17994756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 47453952

約数和(自身を除く): 29459196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 61, 62, 78, 93, 122, 124, 156, 183, 186, 244, 366, 372, 403, 732, 793, 806, 1209, 1586, 1612, 1891, 2379, 2418, 3172, 3721, 3782, 4758, 4836, 5673, 7442, 7564, 9516, 11163, 11346, 14884, 22326, 22692, 24583, 44652, 48373, 49166, 73749, 96746, 98332, 115351, 145119, 147498, 193492, 230702, 290238, 294996, 346053, 461404, 580476, 692106, 1384212, 1499563, 2999126, 4498689, 5998252, 8997378, 17994756]

約数ペア:

[(1, 17994756), (2, 8997378), (3, 5998252), (4, 4498689), (6, 2999126), (12, 1499563), (13, 1384212), (26, 692106), (31, 580476), (39, 461404), (52, 346053), (61, 294996), (62, 290238), (78, 230702), (93, 193492), (122, 147498), (124, 145119), (156, 115351), (183, 98332), (186, 96746), (244, 73749), (366, 49166), (372, 48373), (403, 44652), (732, 24583), (793, 22692), (806, 22326), (1209, 14884), (1586, 11346), (1612, 11163), (1891, 9516), (2379, 7564), (2418, 7442), (3172, 5673), (3721, 4836), (3782, 4758)]