19170944

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 42283080

約数和(自身を除く): 23112136

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 281, 328, 416, 533, 562, 656, 832, 1066, 1124, 1312, 1664, 2132, 2248, 2624, 3653, 4264, 4496, 5248, 7306, 8528, 8992, 11521, 14612, 17056, 17984, 23042, 29224, 34112, 35968, 46084, 58448, 68224, 92168, 116896, 149773, 184336, 233792, 299546, 368672, 467584, 599092, 737344, 1198184, 1474688, 2396368, 4792736, 9585472, 19170944]

約数ペア:

[(1, 19170944), (2, 9585472), (4, 4792736), (8, 2396368), (13, 1474688), (16, 1198184), (26, 737344), (32, 599092), (41, 467584), (52, 368672), (64, 299546), (82, 233792), (104, 184336), (128, 149773), (164, 116896), (208, 92168), (281, 68224), (328, 58448), (416, 46084), (533, 35968), (562, 34112), (656, 29224), (832, 23042), (1066, 17984), (1124, 17056), (1312, 14612), (1664, 11521), (2132, 8992), (2248, 8528), (2624, 7306), (3653, 5248), (4264, 4496)]