18930984

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 49074240

約数和(自身を除く): 30143256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 67, 122, 134, 183, 193, 201, 244, 268, 366, 386, 402, 488, 536, 579, 732, 772, 804, 1158, 1464, 1544, 1608, 2316, 4087, 4632, 8174, 11773, 12261, 12931, 16348, 23546, 24522, 25862, 32696, 35319, 38793, 47092, 49044, 51724, 70638, 77586, 94184, 98088, 103448, 141276, 155172, 282552, 310344, 788791, 1577582, 2366373, 3155164, 4732746, 6310328, 9465492, 18930984]

約数ペア:

[(1, 18930984), (2, 9465492), (3, 6310328), (4, 4732746), (6, 3155164), (8, 2366373), (12, 1577582), (24, 788791), (61, 310344), (67, 282552), (122, 155172), (134, 141276), (183, 103448), (193, 98088), (201, 94184), (244, 77586), (268, 70638), (366, 51724), (386, 49044), (402, 47092), (488, 38793), (536, 35319), (579, 32696), (732, 25862), (772, 24522), (804, 23546), (1158, 16348), (1464, 12931), (1544, 12261), (1608, 11773), (2316, 8174), (4087, 4632)]