18740358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:718

約数の個数: 96

約数和(自身を含む): 52992576

約数和(自身を除く): 34252218

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 182, 221, 234, 238, 273, 306, 357, 442, 546, 663, 673, 714, 819, 1071, 1326, 1346, 1547, 1638, 1989, 2019, 2142, 3094, 3978, 4038, 4641, 4711, 6057, 8749, 9282, 9422, 11441, 12114, 13923, 14133, 17498, 22882, 26247, 27846, 28266, 34323, 42399, 52494, 61243, 68646, 78741, 80087, 84798, 102969, 122486, 148733, 157482, 160174, 183729, 205938, 240261, 297466, 367458, 446199, 480522, 551187, 720783, 892398, 1041131, 1102374, 1338597, 1441566, 2082262, 2677194, 3123393, 6246786, 9370179, 18740358]

約数ペア:

[(1, 18740358), (2, 9370179), (3, 6246786), (6, 3123393), (7, 2677194), (9, 2082262), (13, 1441566), (14, 1338597), (17, 1102374), (18, 1041131), (21, 892398), (26, 720783), (34, 551187), (39, 480522), (42, 446199), (51, 367458), (63, 297466), (78, 240261), (91, 205938), (102, 183729), (117, 160174), (119, 157482), (126, 148733), (153, 122486), (182, 102969), (221, 84798), (234, 80087), (238, 78741), (273, 68646), (306, 61243), (357, 52494), (442, 42399), (546, 34323), (663, 28266), (673, 27846), (714, 26247), (819, 22882), (1071, 17498), (1326, 14133), (1346, 13923), (1547, 12114), (1638, 11441), (1989, 9422), (2019, 9282), (2142, 8749), (3094, 6057), (3978, 4711), (4038, 4641)]