19353104

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 38747520

約数和(自身を除く): 19394416

約数列:

[1, 2, 4, 8, 16, 61, 79, 122, 158, 244, 251, 316, 488, 502, 632, 976, 1004, 1264, 2008, 4016, 4819, 9638, 15311, 19276, 19829, 30622, 38552, 39658, 61244, 77104, 79316, 122488, 158632, 244976, 317264, 1209569, 2419138, 4838276, 9676552, 19353104]

約数ペア:

[(1, 19353104), (2, 9676552), (4, 4838276), (8, 2419138), (16, 1209569), (61, 317264), (79, 244976), (122, 158632), (158, 122488), (244, 79316), (251, 77104), (316, 61244), (488, 39658), (502, 38552), (632, 30622), (976, 19829), (1004, 19276), (1264, 15311), (2008, 9638), (4016, 4819)]