18773612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 21530260

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 1427, 2854, 3289, 5708, 6578, 13156, 15697, 18551, 31394, 32821, 37102, 62788, 65642, 74204, 131284, 204061, 361031, 408122, 426673, 722062, 816244, 853346, 1444124, 1706692, 4693403, 9386806, 18773612]

約数ペア:

[(1, 18773612), (2, 9386806), (4, 4693403), (11, 1706692), (13, 1444124), (22, 853346), (23, 816244), (26, 722062), (44, 426673), (46, 408122), (52, 361031), (92, 204061), (143, 131284), (253, 74204), (286, 65642), (299, 62788), (506, 37102), (572, 32821), (598, 31394), (1012, 18551), (1196, 15697), (1427, 13156), (2854, 6578), (3289, 5708)]